Triple

Given a phrase, classify it is english named entity (e.g., persons, organizations, works of art) in Latin script, or not (e.g., literals, dates, URLs, verbose phrases). For disambiguation, the statement where the phrase occurs as object is also given. Please return a JSON object with `phrase` (string, the phrase being analyzed) and `is_ne` (boolean, indicating whether the phrase is a Named Entity).

Phrase: U.S. Route 321 | Statement: [Knoxville metropolitan area, servedByU.S.Highway, U.S. Route 321]

Target entity: U.S. Route 321
Context triple: [Knoxville metropolitan area, servedByU.S.Highway, U.S. Route 321]

• A. U.S. Route 221
  U.S. Route 221 is a north–south United States highway that runs through several southeastern states, connecting rural communities and regional centers.
• B. U.S. Route 340
  U.S. Route 340 is a U.S. highway running through parts of Virginia, West Virginia, and Maryland, connecting the Shenandoah Valley region with the Frederick, Maryland area.
• C. U.S. Route 29
  U.S. Route 29 is a major north–south U.S. Highway running from Florida to Virginia, connecting numerous cities across the southeastern and mid-Atlantic United States.
• D. U.S. Route 441
  U.S. Route 441 is a major north–south U.S. Highway running from Florida to Tennessee, serving as an important regional corridor through several southeastern states.
• E. U.S. Route 129
  U.S. Route 129 is a United States highway running through several southeastern states, known for connecting rural communities and featuring popular scenic and recreational driving segments such as the "Tail of the Dragon" in Tennessee and North Carolina.
• F. None of above. chosen
• G. Unsure - the case is ambiguous/there is not enough information to decide.

Generate a one-sentence description of the target entity. 
You are given a context triple in the form (subject, predicate, object), where the object is the target entity. 
# Instructions
Use the triple to infer relevant information about the entity. Describe the entity based on what is most defining, well-known. 
Avoid repeating the information from the triple, unless really essential.
# Response Format
Return only the sentence: "Description: [one-sentence description of the target entity]"

Entity: U.S. Route 321
Triple: [Knoxville metropolitan area, servedByU.S.Highway, U.S. Route 321]

U.S. Route 321 is a major north–south U.S. highway in the southeastern United States that connects Tennessee, North Carolina, and South Carolina, linking cities such as Knoxville, Boone, and Columbia.

Target entity: U.S. Route 321
Target entity description: U.S. Route 321 is a major north–south U.S. highway in the southeastern United States that connects Tennessee, North Carolina, and South Carolina, linking cities such as Knoxville, Boone, and Columbia.

• A. U.S. Route 221
  U.S. Route 221 is a north–south United States highway that runs through several southeastern states, connecting rural communities and regional centers.
• B. U.S. Route 340
  U.S. Route 340 is a U.S. highway running through parts of Virginia, West Virginia, and Maryland, connecting the Shenandoah Valley region with the Frederick, Maryland area.
• C. U.S. Route 29
  U.S. Route 29 is a major north–south U.S. Highway running from Florida to Virginia, connecting numerous cities across the southeastern and mid-Atlantic United States.
• D. U.S. Route 441
  U.S. Route 441 is a major north–south U.S. Highway running from Florida to Tennessee, serving as an important regional corridor through several southeastern states.
• E. U.S. Route 129
  U.S. Route 129 is a United States highway running through several southeastern states, known for connecting rural communities and featuring popular scenic and recreational driving segments such as the "Tail of the Dragon" in Tennessee and North Carolina.
• F. None of above. chosen